|
|
|
|
|
|
|
|
| Type | Common Name | [Latin Name] |
| Oriole | - Altamira Oriole | [Icterus gularis] |
| Oriole | - Audubon's Oriole | [Icterus graduacauda] |
| Oriole | - Baltimore Oriole | [Icterus galbula] |
| Oriole | - Bullock's Oriole | [Icterus bullockii] |
| Oriole | - Hooded Oriole - Texas | [Icterus cucullatus sennetti] |
| Oriole | - Hooded Oriole - Western | [Icterus cucullatus nelsoni] |
| Oriole | - Orchard Oriole | [Icterus spurius] |
| Oriole | - Scott's Oriole | [Icterus parisorum] |
| Osprey | - Osprey | [Pandion haliaetus] |
| Ovenbird | - Ovenbird | [Seiurus aurocapilla] |
| Owl | - Barn Owl | [Tyto alba] |
| Owl | - Barred Owl | [Strix varia] |
| Owl | - Burrowing Owl - Florida | [Aethia cunicularia cunicularia?] |
| Owl | - Burrowing Owl - Western | [Aethia cunicularia hypugaea] |
| Owl | - Eastern Screech-Owl | [Megascops asio] |
| Owl | - Ferruginous Pygmy-Owl | [Glaucidium brasilianum] |
| Owl | - Great Gray Owl | [Strix nebulosa] |
| Owl | - Great Horned Owl | [Bubo virginianus] |
| Owl | - Long-eared Owl | [Asio otus] |
| Owl | - Northern Hawk Owl | [Surnia ulula] |
| Owl | - Northern Saw-whet Owl | [Aegolius acadicus] |
| Owl | - Short-eared Owl | [Asio flammeus] |
| Owl | - Snowy Owl | [Nyctea scandiaca] |
| Owl | - Western Screech-Owl | [Megascops kennicottii] |
| Owl | - Whiskered Screech-Owl | [Megascops trichopsis] |
| Oystercatcher | - American Oystercatcher | [Haematopus palliatus] |
| Oystercatcher | - Black Oystercatcher | [Haematopus bachmani] |
| Oystercatcher | - Eurasian Oystercatcher | [Haematopus ostralegus] |